Portable Electric Grinding Pen Set Rechargeable Nail Grinder Pen Kit Mini Polishing Pen with 20pcs Grinding Heads Lithium Battery Operated for Polishing Carving Drilling Trimming Engraving Rust Removi

Features:
Multifunctional Drill Pen: multi use for grinding, carving, polishing, drilling, rust removing, etc, all in one design saves the cost and space.
Wireless Operated: built-in 4.2V, 300mA lithium battery for power supply, convenient to use it at home or on the go.
3-gear Adjustable: 5000-10000-18000RPM three speeds adjustment, and 10W working power for high efficiency work processing.  
Easy to Use: one button for speeds switching, easy to control; with battery indicator, speed indicator, and overload indicator.
Low Noise: noise reduction material and low-noise motor are used to make the rotation more silent.
Overload Protection Design: the drill pen will shutdown  automatically when over loaded.
Wide Applications: it can be apply on wood, bamboo, jade, plastic, aluminum, chipboard, printed circuit board, etc.

Specifications:
Color: Pink / Silver (Optional)
Material: Steel+copper
Working Power: 10W
3 Speed Adjustable: 5000-10000-18000RPM
Battery: 4.2V, 300mA
Charging Time: Approx. 60 minutes
Polishing Head Quantity: 20pcs
Collet Size: 2.35mm
Chuck Depth: 25mm
Item Size: 121 * 16mm / 4.76 * 0.63in
Item Weight: 108g / 3.82oz
Package Weight: 170g / 6.02oz
Package Size: 20.5 * 13.5 * 3.5cm / 8.07 * 5.31 * 1.38in

Packing List:
1 * Polishing Pen
1 * Box of Polishing Head
1 * Charging Cable